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Friday, July 31, 1835

Published holidays observed on this date.

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Friday, July 31

Paddle for Perthes Disease Awareness Day

Paddle for Perthes Disease Awareness Day, observed on July 31, shines a light on Legg-Calvé-Perthes disease, a rare childhood condition that affects the hip. It occurs when blood…

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Friday, July 31

Uncommon Instrument Awareness Day

Uncommon Instrument Awareness Day, observed on July 31, celebrates the fascinating variety of musical instruments beyond the familiar piano, guitar, or violin. From the theremin…

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